Genetic data from 139,416 human embryos were used to characterize chromosomal abnormalities, called aneuploidies, that underlie many cases of pregnancy loss. This approach revealed a relationship ...
Synthetic rubber poses a growing environmental challenge due to its non-recyclable nature. This Perspective examines emerging post-polymerization modification strategies for rubber waste spanning ...
February 7, 2026 • The policy change orders the removal of any post made by official State Department accounts on X before President Trump returned to office in 2025.